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factor ins array edition in icpy

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This commit is contained in:
Quentin Carbonneaux 2015-10-06 13:15:52 -04:00
parent a83174f447
commit ce72ad0ecd
4 changed files with 24 additions and 19 deletions
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15
lisc/isel.c
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@ -622,7 +622,7 @@ void
isel(Fn *fn)
{
Blk *b, **sb;
Ins *i, *i0;
Ins *i, *i0, *ip;
Phi *p;
uint a;
int n, al, s;
@ -637,14 +637,13 @@ isel(Fn *fn)
if (i->op != OPar && i->op != OParc)
break;
selpar(fn, b->ins, i);
i0 = i;
n = b->nins - (i-b->ins);
b->nins = n + (curi-insb);
i = alloc(b->nins * sizeof i[0]);
memcpy(i, insb, (curi-insb) * sizeof i[0]);
memcpy(&i[curi-insb], i0, n * sizeof i[0]);
n = b->nins - (i - b->ins) + (curi - insb);
i0 = alloc(n * sizeof(Ins));
ip = icpy(ip = i0, insb, curi - insb);
ip = icpy(ip, i, &b->ins[b->nins] - i);
b->nins = n;
free(b->ins);
b->ins = i;
b->ins = i0;
/* lower function calls */
for (b=fn->start; b; b=b->link) {